perf tools: Add lsdir() helper to read a directory

	return rmdir(path);

}

/* A filter which removes dot files */

bool lsdir_no_dot_filter(const char *name __maybe_unused, struct dirent *d)

{

	return d->d_name[0] != '.';

}

/* lsdir reads a directory and store it in strlist */

struct strlist *lsdir(const char *name,

		      bool (*filter)(const char *, struct dirent *))

{

	struct strlist *list = NULL;

	DIR *dir;

	struct dirent *d;

	dir = opendir(name);

	if (!dir)

		return NULL;

	list = strlist__new(NULL, NULL);

	if (!list) {

		errno = -ENOMEM;

		goto out;

	}

	while ((d = readdir(dir)) != NULL) {

		if (!filter || filter(name, d))

			strlist__add(list, d->d_name);

	}

out:

	closedir(dir);

	return list;

}

static int slow_copyfile(const char *from, const char *to)

{

	int err = -1;

#include <termios.h>

#include <linux/bitops.h>

#include <termios.h>

#include "strlist.h"

extern const char *graph_line;

extern const char *graph_dotted_line;

int mkdir_p(char *path, mode_t mode);

int rm_rf(char *path);

struct strlist *lsdir(const char *name, bool (*filter)(const char *, struct dirent *));

bool lsdir_no_dot_filter(const char *name, struct dirent *d);

int copyfile(const char *from, const char *to);

int copyfile_mode(const char *from, const char *to, mode_t mode);

int copyfile_offset(int fromfd, loff_t from_ofs, int tofd, loff_t to_ofs, u64 size);